Dive Site: Iceberg Graveyard - Pleneau Island

About Iceberg Graveyard - Pleneau Island

The Iceberg Graveyard near Pleneau Island in Antarctica is a unique dive site renowned for its congregation of grounded icebergs. This area, sometimes referred to as the "Kodak Gap" for its photographic opportunities, features massive ice formations, some stretching over a mile, that have run aground on shallow reefs. The topography above water is dramatic, with snow-covered peaks and glaciers, while underwater, divers explore an otherworldly environment sculpted by ice and light. Beneath the surface, the interplay of light filtering through the ice creates an ethereal blue glow, illuminating a surprisingly rich biodiversity. The frigid waters, typically ranging from -2 to 2 degrees Celsius, host vibrant soft corals, anemones, and a variety of fish and invertebrates clinging to volcanic rock. The site's unique conditions make it a haven for macro life, with specific opportunities to encounter larger Antarctic marine species like various seals and penguins, particularly from November to March. Diving here is an expedition into a pristine wilderness, demanding advanced drysuit experience and precise buoyancy control. Dives are typically conducted from Zodiacs, often exploring iceberg walls or navigating through shallow ice dives. Each dive offers an intimate exploration of this unique polar realm, with dive guides providing surface support and allowing buddy pairs to discover the underwater wonders. While conditions can be variable due to ice and tides, the rewards are unparalleled. The flexible nature of Antarctic expedition itineraries means that divers often explore locations few others have, experiencing an untouched environment where the unexpected is part of the adventure.

Dive site facts: Iceberg Graveyard - Pleneau Island

Depth

5–20 m

Typical dive

10–18 m, 30–50 min

Current

Mild to moderate, variable

Visibility

12–240 m

Water temperature

-2–2 °C

Entry

Zodiac / negative entry

Level

Advanced Drysuit Diver

Dive type

Iceberg, wall, macro

Night dive

Not typically offered

Region / port

Antarctic Peninsula

Coordinates

-65.105, -64.06

Conditions & Currents

Currents at Pleneau Island, like much of the Antarctic Peninsula, can be variable, heavily influenced by tidal movements and the shifting ice. While some areas may experience calm conditions, specific sections or narrower passages can exhibit stronger flows, necessitating attentiveness to changing water dynamics. Visibility is also highly fluctuating, ranging from exceptional clarity, potentially hundreds of meters early in the season, to hazier conditions later due to plankton blooms or meltwater. Divers should be proficient in cold-water diving and drysuit techniques, as water temperatures hover around -2 to 2 degrees Celsius. Precise buoyancy control is paramount to avoid contact with fragile marine life and the underwater ice formations. Entry and exit are predominantly via Zodiacs, requiring efficient gear management and close coordination with the dive team. Dive plans remain flex

Marine life & sighting chances

Leopard Seal

February–March · occasional

Crabeater Seal

November–December · occasional

Gentoo Penguin

common

Adélie Penguin

common

Soft Coral

common

Anemones

common

Starfish

common

Sea Urchins

common

Jellyfish

occasional

Squat Lobsters

occasional

Dive profile & how the dive runs

Dives at Iceberg Graveyard typically begin with a backward roll entry from a Zodiac, close to a grounded iceberg or a suitable wall. Divers often descend along the contours of the ice, observing its unique textures and the champagne-like bubbles emanating from melting ice. The dive profile is usually a shallow ice dive, maximizing time to appreciate the play of light through the ice and the vibrant macro life on the seabed. Depths generally remain conservative, between 5 to 20 meters, to manage risks associated with the cold and remote environment. Turn points are often dictated by air consumption or environmental factors such as shifting ice. The safety stop is conducted as standard, typically at 5 meters, maintaining visual contact with the Zodiac, which serves as the primary exit point and surface support.

Underwater photography

Underwater photography at Iceberg Graveyard calls for wide-angle lenses to capture the immense scale of the grounded icebergs and the dramatic effects of light filtering through the ice. The ethereal blue glow creates unique lighting challenges, requiring careful exposure management to maintain contrast. External strobes are indispensable for revealing the true colors of macro subjects such as sponges, anemones, and starfish that adorn volcanic rock or the undersides of ice. Given the frigid water, camera and strobe battery life can deplete rapidly, so always have spare, warm batteries readily available. Buoyancy control is critical to avoid disturbing delicate marine life or stirring up sediment.

Combine with nearby dive sites

• Lemaire Channel

  Lemaire Channel, a narrow passage between the Antarctic mainland and Booth Island, presents a truly majestic and impressive dive experience.

• Neko Harbour

  Neko Harbour, nestled on the Antarctic Peninsula, offers divers a truly immersive experience in a pristine polar environment.

• Cuverville Island

  Cuverville Island, nestled within the Errera Channel off the Antarctic Peninsula, presents an exceptional opportunity for polar diving.

• Enterprise Island - Wreck Gouvernøren

  The wreck of the Gouvernøren, nestled at Enterprise Island, stands as Antarctica's most accessible and atmospheric shipwreck.

• Port Lockroy

  Port Lockroy, located on Wiencke Island off the Antarctic Peninsula, offers an extraordinary cold-water diving experience amidst historical…

Getting there & logistics

Most Antarctic dive expeditions, including visits to Pleneau Island, depart from Ushuaia, Argentina, the world's southernmost city. Travelers typically fly into Buenos Aires (EZE) and then connect to Ushuaia (USH). Expedition cruises usually last between 10 to 14 days, with diving activities integrated into a flexible itinerary that adapts to ice and weather conditions. Dive permits are arranged by the tour operators, and there are no specific park fees for divers beyond the expedition cost. Pleneau Island is commonly combined with other sites along the Antarctic Peninsula, offering a comprehensive exploration of the region's diverse dive sites and land excursions.

Safety & environment

Diving in Antarctica's remote environment, including Pleneau Island, requires stringent safety protocols. The nearest recompression chamber is thousands of kilometers away, making immediate evacuation for decompression sickness highly impractical and extremely costly. Comprehensive dive insurance, specifically covering remote polar diving and emergency medical evacuation, is mandatory. Divers must be drysuit proficient and have extensive cold-water experience; the site is not for beginners. Always dive with a buddy, maintain situational awareness of your exit point due to shifting ice, and respect the fragile ecosystem by avoiding contact with marine life or ice formations. Dive briefings will cover specific site hazards and conduct rules for each dive.

Who it suits — and who it doesn't

FAQ

Iceberg Graveyard - Pleneau Island FAQ

Liveaboards diving Iceberg Graveyard - Pleneau Island

These liveaboards may visit Iceberg Graveyard - Pleneau Island on selected itineraries — the exact dive sites depend on departure, weather and conditions.

Plancius

Antarctica

108 guests89 m

$771/day

Ortelius

Antarctica

108 guests90.95 m

$661/day

Hondius Antarctica Diving

Antarctica

170 guests107.6 m

$775/day